Musschenbroek, Petrus van, Physicae experimentales, et geometricae de magnete, tuborum capillarium vitreorumque speculorum attractione, magnitudine terrae, cohaerentia corporum firmorum dissertationes: ut et ephemerides meteorologicae ultraiectinae

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        <div xml:id="echoid-div193" type="section" level="1" n="193">
          <pb o="291" file="0305" n="305" rhead="DETUBIS CAPILLARIBUS VITREIS."/>
          <note position="right" xml:space="preserve">
            <lb/>
          # # # # Cum eodem tubo 12 {3/4} pollic.
            <lb/>
          Adſcenſus \\ ad poll # lin. # Tempore \\ M`. # M``.
            <lb/>
          3 # 2 {1/2} # 2 # 0
            <lb/>
          3 # 0 # 0 # 26
            <lb/>
          2 # 9 # 0 # 13
            <lb/>
          2 # 6 # 0 # 9
            <lb/>
          2 # 3 # 0 # 6
            <lb/>
          2 # 0 # 0 # 4
            <lb/>
          </note>
          <note position="right" xml:space="preserve">
            <lb/>
          # # # # Cum eodem tubo 10 pollic.
            <lb/>
          Adſcenſus \\ ad poll # lin. # Tempore \\ M`. # M``.
            <lb/>
          2 # 6 # 1 # 20
            <lb/>
          2 # 3 # 0 # 24
            <lb/>
          2 # 0 # 0 # 7
            <lb/>
          1 # 9 # 0 # 3
            <lb/>
          </note>
          <p>
            <s xml:id="echoid-s6921" xml:space="preserve">Ex quibus obſervationibus conſtat, eo lentius rapi Aquam in tu-
              <lb/>
            bos ſurſum, quo ad majorem altitudinem pervenit: </s>
            <s xml:id="echoid-s6922" xml:space="preserve">cum enim in
              <lb/>
            obſervatione prima adſcenderat Aqua ab altitudine 2 poll. </s>
            <s xml:id="echoid-s6923" xml:space="preserve">6 lin. </s>
            <s xml:id="echoid-s6924" xml:space="preserve">ad
              <lb/>
            2 poll. </s>
            <s xml:id="echoid-s6925" xml:space="preserve">9 lineas, hoc eſt 3 lineas altius pervenerat, impendit tem-
              <lb/>
            pus unius Minuti ſecundi, ſed ut a 3 poll. </s>
            <s xml:id="echoid-s6926" xml:space="preserve">9 lin. </s>
            <s xml:id="echoid-s6927" xml:space="preserve">adſcenderet 3 li-
              <lb/>
            neas altius, hoc eſt perveniret ad 4 pollices, impendit tempus 8
              <lb/>
            Minutorum ſecundorum: </s>
            <s xml:id="echoid-s6928" xml:space="preserve">& </s>
            <s xml:id="echoid-s6929" xml:space="preserve">ut 3 lineas altius adſcenderet impendit
              <lb/>
            tempus 25 Minutorum ſecundorum: </s>
            <s xml:id="echoid-s6930" xml:space="preserve">atque cum adhuc 3 lineas al-
              <lb/>
            tius adſcendit, elapſum fuit tempus 48 M. </s>
            <s xml:id="echoid-s6931" xml:space="preserve">ipſa rurſus adſcenden-
              <lb/>
            te ad 1 lineam tempus volvebatur 31 M. </s>
            <s xml:id="echoid-s6932" xml:space="preserve">Idem obtinet in obſerva-
              <lb/>
            tionibus aliis: </s>
            <s xml:id="echoid-s6933" xml:space="preserve">Adſcendit igitur Aqua in hos tubos capillares motu
              <lb/>
            retardato. </s>
            <s xml:id="echoid-s6934" xml:space="preserve">Retardatur motus a nonnullis cauſis ſimul: </s>
            <s xml:id="echoid-s6935" xml:space="preserve">1° Cauſa ad-
              <lb/>
            ſcendentis Aquæ in tubum eſt vis quædam; </s>
            <s xml:id="echoid-s6936" xml:space="preserve">qualiscunque fuerit:
              <lb/>
            </s>
            <s xml:id="echoid-s6937" xml:space="preserve">hæc æque agit in Aquam, ſive ejus particula una, ſive 100, ſive
              <lb/>
            1000 fuerint in tubo, cum igitur una particula orificium tubi in-
              <lb/>
            greſſa incipit adſcendere, hæc ab omni vi agitur adeoque cum maſ-
              <lb/>
            ſam corporis exiguam conſtituat, velociſſime adſcendet; </s>
            <s xml:id="echoid-s6938" xml:space="preserve">ſed poſt-
              <lb/>
            quam 100 particulæ Aquæ, priorem ſequentes, ſibique adhærentes, tu-
              <lb/>
            bum ingreſſæ ſunt, iterum omnis vis tubi in 100 particulas impenditur,
              <lb/>
            quæ proinde minori velocitate agentur; </s>
            <s xml:id="echoid-s6939" xml:space="preserve">poſtquam 1000 particulæ tu-
              <lb/>
            bum ingreſſæſunt, hæ tantum ab eadem vi tubi aguntur, adeoque hæc,
              <lb/>
            per omnes diſtributa particulas, minori velocitate eas elevabit,
              <lb/>
            quamobrem quo plus Aquæ tubum intravit, eo lentius ipſam ferri
              <lb/>
            neceſium erit.</s>
            <s xml:id="echoid-s6940" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s6941" xml:space="preserve">Sed 2° Retardatur Liquoris adſcen ſus in tubos ab attritu, quem
              <lb/>
            particulæ patiuntur contra parietes tuborum; </s>
            <s xml:id="echoid-s6942" xml:space="preserve">licet enim </s>
          </p>
        </div>
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    </echo>
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